19301710

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2351}}^1$

素因数の和:3179

約数の個数: 16

約数和(自身を含む): 34800192

約数和(自身を除く): 15498482

約数列:

[1, 2, 5, 10, 821, 1642, 2351, 4105, 4702, 8210, 11755, 23510, 1930171, 3860342, 9650855, 19301710]

約数ペア:

[(1, 19301710), (2, 9650855), (5, 3860342), (10, 1930171), (821, 23510), (1642, 11755), (2351, 8210), (4105, 4702)]